mx28evk: Convert to driver model
Make the conversion to driver model as it is mandatory. Successfully tested booting Linux from the SD card. Dropped support for networking and splash screen as these need to be properly converted to DM and tested. Signed-off-by: Fabio Estevam <festevam@gmail.com>
This commit is contained in:
Fabio Estevam
Stefano Babic
parent
3bbc48e8f1
commit
1d1f3c8099
@ -680,6 +680,7 @@ dtb-$(CONFIG_TARGET_MX23_OLINUXINO) += \
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imx23-olinuxino.dtb
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dtb-$(CONFIG_MX28) += \
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imx28-evk.dtb \
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imx28-xea.dtb
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dtb-$(CONFIG_MX51) += \
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10
arch/arm/dts/imx28-evk-u-boot.dtsi
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10
arch/arm/dts/imx28-evk-u-boot.dtsi
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@ -0,0 +1,10 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2019
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* Lukasz Majewski, DENX Software Engineering, lukma@denx.de
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*
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* SPDX-License-Identifier: GPL-2.0+ or X11
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*/
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#include "imx28-u-boot.dtsi"
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@ -2,6 +2,7 @@ MX28EVK BOARD
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M: Fabio Estevam <festevam@gmail.com>
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S: Maintained
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F: board/freescale/mx28evk/
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F: arch/arm/dts/imx28-evk.dts
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F: include/configs/mx28evk.h
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F: configs/mx28evk_defconfig
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F: configs/mx28evk_auart_console_defconfig
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@ -72,80 +72,3 @@ int board_init(void)
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return 0;
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}
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#ifdef CONFIG_CMD_MMC
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static int mx28evk_mmc_wp(int id)
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{
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if (id != 0) {
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printf("MXS MMC: Invalid card selected (card id = %d)\n", id);
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return 1;
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}
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return gpio_get_value(MX28_PAD_SSP1_SCK__GPIO_2_12);
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}
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int board_mmc_init(struct bd_info *bis)
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{
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/* Configure WP as input */
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gpio_direction_input(MX28_PAD_SSP1_SCK__GPIO_2_12);
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/* Configure MMC0 Power Enable */
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gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 0);
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return mxsmmc_initialize(bis, 0, mx28evk_mmc_wp, NULL);
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}
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#endif
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#ifdef CONFIG_CMD_NET
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int board_eth_init(struct bd_info *bis)
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{
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struct mxs_clkctrl_regs *clkctrl_regs =
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(struct mxs_clkctrl_regs *)MXS_CLKCTRL_BASE;
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struct eth_device *dev;
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int ret;
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ret = cpu_eth_init(bis);
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if (ret)
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return ret;
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/* MX28EVK uses ENET_CLK PAD to drive FEC clock */
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writel(CLKCTRL_ENET_TIME_SEL_RMII_CLK | CLKCTRL_ENET_CLK_OUT_EN,
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&clkctrl_regs->hw_clkctrl_enet);
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/* Power-on FECs */
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gpio_direction_output(MX28_PAD_SSP1_DATA3__GPIO_2_15, 0);
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/* Reset FEC PHYs */
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gpio_direction_output(MX28_PAD_ENET0_RX_CLK__GPIO_4_13, 0);
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udelay(200);
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gpio_set_value(MX28_PAD_ENET0_RX_CLK__GPIO_4_13, 1);
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ret = fecmxc_initialize_multi(bis, 0, 0, MXS_ENET0_BASE);
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if (ret) {
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puts("FEC MXS: Unable to init FEC0\n");
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return ret;
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}
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ret = fecmxc_initialize_multi(bis, 1, 3, MXS_ENET1_BASE);
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if (ret) {
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puts("FEC MXS: Unable to init FEC1\n");
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return ret;
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}
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dev = eth_get_dev_by_name("FEC0");
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if (!dev) {
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puts("FEC MXS: Unable to get FEC0 device entry\n");
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return -EINVAL;
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}
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dev = eth_get_dev_by_name("FEC1");
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if (!dev) {
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puts("FEC MXS: Unable to get FEC1 device entry\n");
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return -EINVAL;
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}
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return ret;
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}
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#endif
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@ -7,10 +7,12 @@ CONFIG_SPL_LIBGENERIC_SUPPORT=y
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CONFIG_NR_DRAM_BANKS=1
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CONFIG_ENV_SIZE=0x4000
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CONFIG_ENV_OFFSET=0x40000
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CONFIG_DM_GPIO=y
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CONFIG_SPL_TEXT_BASE=0x00001000
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CONFIG_TARGET_MX28EVK=y
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CONFIG_SPL_SERIAL_SUPPORT=y
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CONFIG_SPL=y
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CONFIG_DEFAULT_DEVICE_TREE="imx28-evk"
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CONFIG_FIT=y
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CONFIG_SYS_CONSOLE_IS_IN_ENV=y
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# CONFIG_DISPLAY_BOARDINFO is not set
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@ -18,13 +20,11 @@ CONFIG_ARCH_MISC_INIT=y
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# CONFIG_SPL_FRAMEWORK is not set
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CONFIG_HUSH_PARSER=y
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CONFIG_CMD_BOOTZ=y
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CONFIG_CMD_DM=y
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# CONFIG_CMD_FLASH is not set
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CONFIG_CMD_GPIO=y
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CONFIG_CMD_MMC=y
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CONFIG_CMD_NAND_TRIMFFS=y
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CONFIG_CMD_DHCP=y
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CONFIG_CMD_MII=y
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CONFIG_CMD_PING=y
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CONFIG_CMD_CACHE=y
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CONFIG_CMD_DATE=y
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CONFIG_CMD_EXT4=y
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@ -35,18 +35,28 @@ CONFIG_CMD_MTDPARTS=y
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CONFIG_MTDIDS_DEFAULT="nand0=gpmi-nand"
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CONFIG_MTDPARTS_DEFAULT="mtdparts=gpmi-nand:3m(bootloader)ro,512k(environment),512k(redundant-environment),4m(kernel),512k(fdt),8m(ramdisk),-(filesystem)"
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CONFIG_CMD_UBI=y
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CONFIG_OF_CONTROL=y
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CONFIG_ENV_OVERWRITE=y
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CONFIG_ENV_IS_IN_MMC=y
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CONFIG_SYS_RELOC_GD_ENV_ADDR=y
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CONFIG_VERSION_VARIABLE=y
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# CONFIG_NET is not set
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CONFIG_DM=y
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CONFIG_SPL_DM=y
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CONFIG_MXS_GPIO=y
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CONFIG_DM_MMC=y
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CONFIG_MMC_MXS=y
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CONFIG_MTD=y
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CONFIG_MTD_RAW_NAND=y
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CONFIG_NAND_MXS=y
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CONFIG_MII=y
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CONFIG_PINCTRL=y
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CONFIG_PINCTRL_MXS=y
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CONFIG_DM_REGULATOR=y
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CONFIG_DM_REGULATOR_FIXED=y
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CONFIG_DM_REGULATOR_GPIO=y
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CONFIG_CONS_INDEX=0
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CONFIG_SPI=y
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CONFIG_USB=y
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CONFIG_DM_USB=y
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CONFIG_SPLASH_SCREEN=y
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CONFIG_OF_LIBFDT=y
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@ -31,13 +31,6 @@
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/* UBI and NAND partitioning */
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/* FEC Ethernet on SoC */
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#ifdef CONFIG_CMD_NET
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#define CONFIG_FEC_MXC
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#define CONFIG_FEC_MXC_MDIO_BASE MXS_ENET0_BASE
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#define CONFIG_MX28_FEC_MAC_IN_OCOTP
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#endif
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/* RTC */
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#ifdef CONFIG_CMD_DATE
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#define CONFIG_RTC_MXS
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